Display screen or portion thereof with a graphical user interface



7. Display screen or portion thereof with a graphical user interface

7 : Front

The FIGURE is a front view of a display screen or portion thereof with agraphical user interface showing our new design. The outer perimetershown in broken lines in the FIGURE illustrates a display screen orportion thereof that forms no part of the claimed design. The remainingbroken lines in the FIGURE illustrate portions of the graphical userinterface that form no part of the claimed design.

CLAIM The ornamental design for a display screen or portion thereof witha graphical user interface, as shown and described.